HWY UNIVRSTY AVE over WATER MERRIMACK & CANAL (Route: 0)
Num:L15095B6YMUNNBIx
Open: no restriction [A]
Built: 2014, Reconstructed: N/A [0000]
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Truss - Deck [09]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 163 m = 534.8 ft
Main Spans: 2 at 79.2 m = 259.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 15.3 m = 50.2 ft (3 Lanes) and Out-To-Out: 21.5 m = 70.5 ft for a 15.3 m = 50.2 ft approaching roadway.
Vertical Clearance: 99 m = 324.8 ft and Navigational Clearance: 0 = N/A

Location
Lowell [37000]: Middlesex County [017], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 4
0.2 MI S OF RTE 113

Condition
Deck: Very Good [8]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 65.6 metric ton = 72.2 tons (Load Factor(LF) [1])
Inventory: 39.3 metric ton = 43.2 tons (Load Factor(LF) [1])

Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: August 2020 [0820] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 13500 (2018) and Trucks: 1%
Future ADT: 0 (In 0 )

HWY PAWTUCKET ST over WATER NORTHERN CANAL (Route: 0)
Num:L1504987JMUNNBIx
Bridge closed to all traffic [K]
Built: 1849, Reconstructed: 1920
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.2 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Concrete [1] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 49.1 m = 161.1 ft
Main Spans: 2 at 23.2 m = 76.1 ft
Approach Spans: 1
Skew: 50
Width, Roadway: 6.9 m = 22.6 ft (1 Lanes) and Out-To-Out: 10.1 m = 33.1 ft for a 8.2 m = 26.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Lowell [37000]: Middlesex County [017], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 4
AT FRENCH ST EXT

Condition
Deck: Serious [3]
Superstructure: Poor [4]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 0 metric ton = 0.0 tons (Allowable Stress(AS) [2])
Inventory: 0 metric ton = 0.0 tons (Allowable Stress(AS) [2])

Appraisal
Structural:
Deck Geometry:
Road Alignment: Equal to present minimum criteria [6]
Waterway: Superior to present desirable criteria [9] and Scour calculation/evaluation has not been made. [6]
Inspections
Date: April 2020 [0420] and Frequency: 12

Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 5000 (1995) and Trucks: 2%
Future ADT: 7896 (In 2018 )

HWY AIKEN ST over WATER NORTHERN CANAL (Route: 0)
Num:L150272C4MUNNBIx
Open: no restriction [A]
Built: 1897, Reconstructed: 2004
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Steel [3] Girder and floorbeam system [03]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]

Bridge Dimensions
Length: 35.5 m = 116.5 ft
Main Spans: 1 at 32 m = 105.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 10 m = 32.8 ft (2 Lanes) and Out-To-Out: 15.2 m = 49.9 ft for a 10 m = 32.8 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Lowell [37000]: Middlesex County [017], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 4
.24 KM SW OF MERRIMACK RV

Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 59.3 metric ton = 65.2 tons (Load Factor(LF) [1])
Inventory: 36.3 metric ton = 39.9 tons (Load Factor(LF) [1])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 2020 [1120] and Frequency: 24

Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 12055 (2019) and Trucks: 3%
Future ADT: 29375 (In 2031 )

HWY SCHOOL ST over WATER NORTHERN CANAL (Route: 0)
Num:L150222BUMUNNBIx
Open: no restriction [A]
Built: 1848, Reconstructed: 2005
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Masonry [8] Arch - Deck [11]
Approach Span(s): Masonry [8] Arch - Deck [11]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 48.2 m = 158.1 ft
Main Spans: 4 at 11.9 m = 39.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 12.3 m = 40.4 ft (3 Lanes) and Out-To-Out: 18.3 m = 60.0 ft for a 12.3 m = 40.4 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Lowell [37000]: Middlesex County [017], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 4
JUST S OF MERRIMACK RIV

Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 65.2 metric ton = 71.7 tons (Load Factor(LF) [1])
Inventory: 39.1 metric ton = 43.0 tons (Load Factor(LF) [1])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: October 2020 [1020] and Frequency: 24

Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 11897 (2018) and Trucks: 7%
Future ADT: 52433 (In 2031 )

HWY SCHOOL ST over WATER MERRIMACK RIVER (Route: 0)
Num:L150222BNMUNNBIx
Open: no restriction [A]
Built: 1917, Reconstructed: 2005
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 102.4 m = 336.0 ft
Main Spans: 3 at 38.2 m = 125.3 ft
Approach Spans: 0
Skew: 6
Width, Roadway: 12.8 m = 42.0 ft (3 Lanes) and Out-To-Out: 17.2 m = 56.4 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 3.7 m = 12.1 ft

Location
Lowell [37000]: Middlesex County [017], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 4
S. OF VFW HIGHWAY

Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 99.9 metric ton = 109.9 tons (Load Factor(LF) [1])
Inventory: 60.9 metric ton = 67.0 tons (Load Factor(LF) [1])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 1999 [1199] and Frequency: 24

Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 20800 (2019) and Trucks: 10%
Future ADT: 29217 (In 2032 )

HWY CABOT ST over WATER NORTHERN CANAL (Route: 0)
Num:L150282BLMUNNBIx
Open: no restriction [A]
Built: 1850, Reconstructed: 1949
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 32.9 m = 107.9 ft
Main Spans: 3 at 10.1 m = 33.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 8.2 m = 26.9 ft (2 Lanes) and Out-To-Out: 12.3 m = 40.4 ft for a 8.2 m = 26.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Lowell [37000]: Middlesex County [017], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 4
N. OF FRENCH ST. EXT.

Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 47.3 metric ton = 52.0 tons (Load Factor(LF) [1])
Inventory: 37.9 metric ton = 41.7 tons (Load Factor(LF) [1])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 1999 [1199] and Frequency: 24

Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 8800 (2019) and Trucks: 6%
Future ADT: 5685 (In 2032 )